Iron is an essential mineral the body uses to make hemoglobin, which carries oxygen in the blood, and it supports normal energy levels. Shop gentle iron supplements in capsules, tablets, softgels and liquids. Brands include Floradix, Pure Encapsulations, Integrative Therapeutics and Vital Nutrients. Compare forms, strengths and sizes, then add to cart. Shop with confidence: authentic supplements from an authorized retailer since 2010.